CVE-2021-22872

MediumCVSS 6.1/10Last modified Jun 17, 2026

Description

Revive Adserver before 5.1.0 is vulnerable to a reflected cross-site scripting (XSS) vulnerability via the publicly accessible afr.php delivery script. While this issue was previously addressed in modern browsers as CVE-2020-8115, some older browsers (e.g., IE10) that do not automatically URL encode parameters were still vulnerable.

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
n/a	https://github.com/revive-adserver/revive-adserver	Fixed in 5.1.0

References

http://packetstormsecurity.com/files/161070/Revive-Adserver-5.0.5-Cross-Site-Scripting-Open-Redirect.htmlThird Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2021/Jan/60Broken Link, Mailing List, Third Party Advisory
https://github.com/revive-adserver/revive-adserver/commit/00fdb8d0ePatch, Third Party Advisory
https://github.com/revive-adserver/revive-adserver/commit/1dbcf7d50Patch, Third Party Advisory
https://hackerone.com/reports/986365Exploit, Third Party Advisory
https://www.revive-adserver.com/security/revive-sa-2021-001/Vendor Advisory
http://packetstormsecurity.com/files/161070/Revive-Adserver-5.0.5-Cross-Site-Scripting-Open-Redirect.htmlThird Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2021/Jan/60Broken Link, Mailing List, Third Party Advisory
https://github.com/revive-adserver/revive-adserver/commit/00fdb8d0ePatch, Third Party Advisory
https://github.com/revive-adserver/revive-adserver/commit/1dbcf7d50Patch, Third Party Advisory
https://hackerone.com/reports/986365Exploit, Third Party Advisory
https://www.revive-adserver.com/security/revive-sa-2021-001/Vendor Advisory

Timeline

Published: Jan 26, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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